Printing Apparatus Dual Binding Units Automatic Sheet Orientation

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Solution Overview

Problem

Conventional printing apparatuses require users to manually adjust the orientation of sheets for binding, which is cumbersome and attention-intensive, especially when switching between needle binding and needle-less binding processes.

Innovation Solution

A printing apparatus with a first binding unit that can move to multiple positions and a second binding unit that performs binding at a single position, along with a control unit that automatically adjusts the discharge order and orientation of printed sheets based on the binding position, allowing for seamless switching between needle binding and needle-less binding processes without user intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If a needle-less binding unit is used, then resource conservation is achieved, but the binder unit size increases and cannot move freely

Engineering Contradiction:
Improveresource conservationVSAvoidbinder unit mobility
Core Design Contradiction:
Loss of substanceVSAdaptability or versatility

Solution Approach 1:

The binding apparatus is divided into two separate binder units: a first binder unit (needle binding) that can move to multiple positions, and a second binder unit (needle-less binding) that operates at a fixed position. This segmentation allows each unit to be optimized for its specific function while maintaining overall system versatility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The printing apparatus incorporates both needle binding and needle-less binding capabilities through two different binder units, enabling it to perform multiple binding functions. This multi-functionality allows the system to adapt to different binding requirements without compromising resource conservation or mobility needs.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Strength

If the binder unit size increases for needle-less binding, then binding strength is improved, but the user must manually set sheet orientation

Engineering Contradiction:
Improvebinding strengthVSAvoidsheet orientation setting
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The control unit automatically determines the appropriate sheet orientation and discharge order based on the selected binding method and position, eliminating the need for manual user adjustment. The system serves itself by autonomously configuring the binding parameters.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The control unit dynamically adjusts printing parameters including discharge order and sheet orientation based on the binding method selected. When needle-less binding is chosen, the system automatically reverses the discharge order to ensure correct binding orientation, eliminating manual intervention.

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If manual sheet orientation adjustment is required, then binding position accuracy is improved, but user attention and time are increased

Engineering Contradiction:
Improvebinding position accuracyVSAvoiduser attention time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The control unit pre-calculates and pre-configures the optimal sheet discharge order and orientation based on the selected binding method and position before the binding process begins. This preliminary action ensures binding accuracy is achieved automatically without requiring real-time user adjustment.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The control unit receives information about the binding method and position selection, then automatically adjusts the printing and discharge parameters accordingly. This feedback mechanism ensures the system self-regulates to maintain binding precision without user intervention.

Inventive Principle:
Principle #23Feedback

4Adaptability or versatility

If both needle binding and needle-less binding units are implemented, then binding versatility is improved, but device complexity increases

Engineering Contradiction:
Improvebinding method optionsVSAvoidbinder unit configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The binding system is segmented into two specialized binder units with distinct functions: the first binder unit for needle binding at multiple positions, and the second binder unit for needle-less binding at a fixed position. This segmentation manages complexity by giving each unit a specific role.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control unit acts as an intermediary that manages the complexity of coordinating between two different binder units. It automatically selects and configures the appropriate binding method and parameters based on user input, shielding the user from the underlying system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10414619B2Printing apparatus, method of controlling the same, and storage medium
Publication Date: 2019.09.17 CANON KK
  • US10414619B2 patent drawing
  • US10414619B2 patent drawing
  • US10414619B2 patent drawing

AI summary

A printing apparatus has a first binding unit for performing a binding process at any one of plural positions and a second binding unit for performing a binding process at a single position and prints images based on image data on sheets. If the binding process is performed using the first binding unit, the printing apparatus prints images on sheets according to the input order of the image data. If the binding process is performed using the second binding unit, the printing apparatus prints images on sheets according to the input order of the image data, or prints the images according to an order reversed from the input order of the image data, based on the orientation of the images of the image data, the single position and the orientation of the sheets used for printing.